Create a MD5-Hash and Dump as a Hex String

java_method_md5HashOfString2HexString

public String md5(String s) {
  try {
    // Create MD5 Hash
    MessageDigest digest = java.security.MessageDigest.getInstance("MD5");
    digest.update(s.getBytes());
    byte messageDigest[] = digest.digest();
    
    // Create Hex String
    StringBuffer hexString = new StringBuffer();
    for (int i=0; i<messageDigest.length; i++)
      hexString.append(Integer.toHexString(0xFF & messageDigest[i]));
    return hexString.toString();
    
  } catch (NoSuchAlgorithmException e) {
    e.printStackTrace();
  }
  return "";
}